US10849111B2 - Method and apparatus for transmitting channel state information in frame structure of short transmission time interval - Google Patents

Method and apparatus for transmitting channel state information in frame structure of short transmission time interval Download PDF

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Publication number
US10849111B2
US10849111B2 US16/335,717 US201716335717A US10849111B2 US 10849111 B2 US10849111 B2 US 10849111B2 US 201716335717 A US201716335717 A US 201716335717A US 10849111 B2 US10849111 B2 US 10849111B2
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Prior art keywords
time interval
state information
transmission time
channel state
short transmission
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US16/335,717
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English (en)
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US20190394768A1 (en
Inventor
Ki-Tae Kim
Woo-Jin Choi
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KT Corp
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KT Corp
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Priority claimed from PCT/KR2017/010496 external-priority patent/WO2018056760A1/ko
Assigned to KT CORPORATION reassignment KT CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHOI, WOO-JIN, KIM, KI-TAE
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    • H04W72/0413—
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0675—Space-time coding characterised by the signaling
    • H04L1/0693—Partial feedback, e.g. partial channel state information [CSI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
US16/335,717 2016-09-23 2017-09-22 Method and apparatus for transmitting channel state information in frame structure of short transmission time interval Active 2037-09-29 US10849111B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR20160122509 2016-09-23
KR10-2016-0122509 2016-09-23
KR10-2017-0118923 2017-09-15
KR1020170118923A KR102186397B1 (ko) 2016-09-23 2017-09-15 짧은 전송 시간 간격의 프레임 구조에서 채널 상태 정보를 전송하는 방법 및 장치
PCT/KR2017/010496 WO2018056760A1 (ko) 2016-09-23 2017-09-22 짧은 전송 시간 간격의 프레임 구조에서 채널 상태 정보를 전송하는 방법 및 장치

Publications (2)

Publication Number Publication Date
US20190394768A1 US20190394768A1 (en) 2019-12-26
US10849111B2 true US10849111B2 (en) 2020-11-24

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US16/335,717 Active 2037-09-29 US10849111B2 (en) 2016-09-23 2017-09-22 Method and apparatus for transmitting channel state information in frame structure of short transmission time interval

Country Status (3)

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US (1) US10849111B2 (ko)
KR (1) KR102186397B1 (ko)
CN (1) CN109792315B (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200304271A1 (en) * 2017-06-16 2020-09-24 Qualcomm Incorporated Strategic mapping of uplink resources

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107889229B (zh) * 2016-09-29 2019-12-13 电信科学技术研究院 一种上行控制信息uci的传输方法和设备
US10419192B2 (en) * 2016-09-30 2019-09-17 Motorola Mobility Llc Method and apparatus for reporting channel state information
EP3602934A1 (en) * 2017-03-24 2020-02-05 Telefonaktiebolaget LM Ericsson (PUBL) Method and apparatus for channel state information acquisition in low latency wireless systems

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160095137A1 (en) 2014-09-26 2016-03-31 Qualcomm Incorporated Ultra-low latency lte uplink frame structure
US20160095104A1 (en) 2014-09-26 2016-03-31 Qualcomm Incorporated Ultra-low latency lte reference signal transmission
US20160095105A1 (en) 2014-09-26 2016-03-31 Qualcomm Incorporated Ultra-low latency lte control data communication
US20160119101A1 (en) * 2013-05-20 2016-04-28 Telefonaktiebolaget L M Ericsson (Publ) Method and Arrangement for CSI Measurement
US20160205676A1 (en) 2015-01-12 2016-07-14 Qualcomm Incorporated Techniques for handling channel state information (csi) in ultra low latency (ull) lte

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EP1509012A2 (en) * 2003-08-20 2005-02-23 Samsung Electronics Co., Ltd. Method and apparatus for scheduling uplink packet transmission in a mobile communication system
CN101835174B (zh) * 2009-03-12 2012-10-31 中国移动通信集团公司 信号传送方法及其相关设备
WO2012122170A1 (en) * 2011-03-07 2012-09-13 Interdigital Patent Holdings, Inc. Method and apparatus for sending uplink control information for multi-radio access technology operation
US9515805B2 (en) * 2012-05-11 2016-12-06 Telefonaktiebolaget Lm Ericsson (Publ) Channel quality reporting in a communications system

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US20160119101A1 (en) * 2013-05-20 2016-04-28 Telefonaktiebolaget L M Ericsson (Publ) Method and Arrangement for CSI Measurement
US20160095137A1 (en) 2014-09-26 2016-03-31 Qualcomm Incorporated Ultra-low latency lte uplink frame structure
US20160095104A1 (en) 2014-09-26 2016-03-31 Qualcomm Incorporated Ultra-low latency lte reference signal transmission
US20160095105A1 (en) 2014-09-26 2016-03-31 Qualcomm Incorporated Ultra-low latency lte control data communication
US20180192418A1 (en) 2014-09-26 2018-07-05 Qualcomm Incorporated Ultra-low latency lte control data communication
US20180242307A1 (en) 2014-09-26 2018-08-23 Qualcomm Incorporated Ultra-low latency lte reference signal transmission
US20160205676A1 (en) 2015-01-12 2016-07-14 Qualcomm Incorporated Techniques for handling channel state information (csi) in ultra low latency (ull) lte

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
HTC, "Reduced timing for retransmission request", R1-167342, 3GPP TSG RAN WG1 Meeting #86, Gothenburg, Sweden Aug. 22-26, 2016, pp. 1-4.
Huawei et al., "Discussion on CSI feedback for short TTI", R1-166157, 3GPP TSG RAN WG1 Meeting #86, Gothenburg, Sweden, Aug. 22-26, 2016, pp. 1-3.
LG Electronics, "sPUCCH design for CSI feedback with shortened TTI length", R1-166861, 3GPP TSG RAN WG1 Meeting #86, Gothenburg, Sweden, Aug. 22-26, 2016, pp. 1-5.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200304271A1 (en) * 2017-06-16 2020-09-24 Qualcomm Incorporated Strategic mapping of uplink resources
US11641262B2 (en) * 2017-06-16 2023-05-02 Qualcomm Incorporated Strategic mapping of uplink resources

Also Published As

Publication number Publication date
US20190394768A1 (en) 2019-12-26
KR102186397B1 (ko) 2020-12-04
KR20180033444A (ko) 2018-04-03
CN109792315B (zh) 2021-10-26
CN109792315A (zh) 2019-05-21

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